5b7d0d8a5364979de9c8df5d1bb54771b8eac6dad4875f545959ee275d4b101c

Analysis

max time kernel
277s
max time network
367s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
11/02/2023, 16:34

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General

Target

5b7d0d8a5364979de9c8df5d1bb54771b8eac6dad4875f545959ee275d4b101c.exe
Size

277KB
MD5

5fc7c721a3a5ea3aea1c367ca47cf9ae
SHA1

1e08ae2311dab8960e60669f6facef52c10bc0fd
SHA256

5b7d0d8a5364979de9c8df5d1bb54771b8eac6dad4875f545959ee275d4b101c
SHA512

ae999e34986961980514ffa7f5c048fd3ff7660c7df197e6f347d3768d5add3cd94720c84856d7c1d26b8a000ffd45b3050021ad0b1ea3163a24ab942bb5c49f
SSDEEP

3072:4NXEGZJWhfNFC4S60+XoLczrVmXGEhKRuKSTqEzN/vMSRPkTMeLeH01ne4PKnxo:GXzKdNY49u8rVjET/TRPkTMeL601net6

Score

7^/10

upx

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation	5b7d0d8a5364979de9c8df5d1bb54771b8eac6dad4875f545959ee275d4b101c.exe

Executes dropped EXE 2 IoCs

pid	Process
1492	ITS SB App Switch.exe
4640	ITS SB App Switch.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1528-132-0x0000000000CB0000-0x0000000000D50000-memory.dmp	upx
behavioral1/memory/1528-137-0x0000000000CB0000-0x0000000000D50000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1528	5b7d0d8a5364979de9c8df5d1bb54771b8eac6dad4875f545959ee275d4b101c.exe
1528	5b7d0d8a5364979de9c8df5d1bb54771b8eac6dad4875f545959ee275d4b101c.exe
1528	5b7d0d8a5364979de9c8df5d1bb54771b8eac6dad4875f545959ee275d4b101c.exe
1528	5b7d0d8a5364979de9c8df5d1bb54771b8eac6dad4875f545959ee275d4b101c.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1528 wrote to memory of 1492	1528	5b7d0d8a5364979de9c8df5d1bb54771b8eac6dad4875f545959ee275d4b101c.exe	79
PID 1528 wrote to memory of 1492	1528	5b7d0d8a5364979de9c8df5d1bb54771b8eac6dad4875f545959ee275d4b101c.exe	79
PID 1528 wrote to memory of 1492	1528	5b7d0d8a5364979de9c8df5d1bb54771b8eac6dad4875f545959ee275d4b101c.exe	79
PID 1528 wrote to memory of 4640	1528	5b7d0d8a5364979de9c8df5d1bb54771b8eac6dad4875f545959ee275d4b101c.exe	80
PID 1528 wrote to memory of 4640	1528	5b7d0d8a5364979de9c8df5d1bb54771b8eac6dad4875f545959ee275d4b101c.exe	80
PID 1528 wrote to memory of 4640	1528	5b7d0d8a5364979de9c8df5d1bb54771b8eac6dad4875f545959ee275d4b101c.exe	80

C:\Users\Admin\AppData\Local\Temp\5b7d0d8a5364979de9c8df5d1bb54771b8eac6dad4875f545959ee275d4b101c.exe
"C:\Users\Admin\AppData\Local\Temp\5b7d0d8a5364979de9c8df5d1bb54771b8eac6dad4875f545959ee275d4b101c.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1528
- C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe
  "C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"
  2⤵
  - Executes dropped EXE
  PID:1492
- C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe
  "C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"
  2⤵
  - Executes dropped EXE
  PID:4640

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe

Filesize
87KB

MD5
368332fca74f48697d842c5f4698ae1d

SHA1
0275153a1e62bd0eca0b02168895517ed66aac56

SHA256
3a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59

SHA512
fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5

Download Submit
C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe

Filesize
87KB

MD5
368332fca74f48697d842c5f4698ae1d

SHA1
0275153a1e62bd0eca0b02168895517ed66aac56

SHA256
3a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59

SHA512
fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5

Download Submit
memory/1528-132-0x0000000000CB0000-0x0000000000D50000-memory.dmp

Filesize
640KB

Download
memory/1528-137-0x0000000000CB0000-0x0000000000D50000-memory.dmp

Filesize
640KB

Download